#定义数据，str
num1 = "100"
num2 = "1.99"
#查看类型
print(type(num1))
print(type(num2))

print(type(int(num1)))  #转为int类型查看
print(type(float(num2)))   #转为float
print(type(float(num1)))   #转为float

info = 12345   #int
print(type(info))

info1 = [11,"aa",True,1.88]  #列表
print(type(info1))
print(type(str(info1)))
print(str(info1))
print(type(tuple(info1)))
print(tuple(info1))

info2 = [11,22,33,11,11,33,44]
print(info2)
print(set(info2))
print(type(set(info2)))